<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户中心</title>
</head>
<body>


<nav class="navbar navbar-default" role="navigation">

    <!-- Collect the nav links, forms, and other content for toggling -->
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
        <ul class="nav navbar-nav">
            <li class="active"><a href="#">校内新闻</a></li>
            <li><a href="#">校内贴吧</a></li>
            <li class="dropdown">
                <a href="#" class="dropdown-toggle" data-toggle="dropdown">好友中心<b class="caret"></b></a>
                <ul class="dropdown-menu">
                    <li><a href="#">Action</a></li>
                    <li><a href="#">Another action</a></li>
                    <li><a href="#">Something else here</a></li>
                    <li class="divider"></li>
                    <li><a href="#">Separated link</a></li>
                    <li class="divider"></li>
                    <li><a href="#">One more separated link</a></li>
                </ul>
            </li>
        </ul>

    </div><!-- /.navbar-collapse -->
</nav>


</body>
</html>